65954941 has 4 divisors (see below), whose sum is σ = 71028412. Its totient is φ = 60881472.

The previous prime is 65954939. The next prime is 65954971. The reversal of 65954941 is 14945956.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29702500 + 36252441 = 5450^2 + 6021^2 .

It is a cyclic number.

It is not a de Polignac number, because 65954941 - 2¹ = 65954939 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65954971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2536716 + ... + 2536741.

It is an arithmetic number, because the mean of its divisors is an integer number (17757103).

Almost surely, 2^65954941 is an apocalyptic number.

It is an amenable number.

65954941 is a deficient number, since it is larger than the sum of its proper divisors (5073471).

65954941 is a wasteful number, since it uses less digits than its factorization.

65954941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073470.

The product of its digits is 194400, while the sum is 43.

The square root of 65954941 is about 8121.2647414057. The cubic root of 65954941 is about 404.0320143404.

The spelling of 65954941 in words is "sixty-five million, nine hundred fifty-four thousand, nine hundred forty-one".